PowerColor uses special bin Navi 21 XTXH in latest graphics card - Graphics - News - HEXUS.net
Both Navi 21 "Big Navi" and Navi 22 said to feature more VRAM than the RTX 3080 | TechSpot
Navi 12, 14, 21, and Lite variants of AMD's latest GPU range revealed in Linux driver code; RX 5800 could take on the GeForce RTX 2080 - NotebookCheck.net News
Big Navi Has Been DECODED - 4 Navi 21 GPU's and RX 5000 Refresh! - YouTube
AMD Big Navi and RDNA 2 GPUs: Release Date, Specs, More | Tom's Hardware
Navi 21 vs Navi 22 floor plan comparison (Speculation - 40CUs + 96MB Infinity Cache + 192-bit bus + 12GB VRAM) : r/Amd
AMD Navi 21 XT GPU: up to 2.4GHz game clock, 250W+ TDP, 16GB GDDR6
AMD Navi XTXH, XLE, and Nashira Point variants spotted on USB-IF: XTXH could be a possible Navi 21 variant with HBM2(E) support - NotebookCheck.net News
AMD Radeon RX 6000 - The real power consumption of Navi21 XT and Navi21 XL, the used memory and the availability of the board partner cards | Exclusive | igor´sLAB